| Answer | Crossword Clue |
|---|---|
| ROTOR | Spinning part of a device |
| TREADLE | Part of a spinning wheel. |
| TREADLE | Part of a spinning wheel |
| AXLE | Spinning part of a car |
| TIERING | Part of a horse-hitching device |
| BRAKESHOE | Part of a car-slowing device |
| PULLEY | Part of a Rube Goldberg device |
